Changes in Sub. S — hldr's Int (Section 138 of CA 2016) — MR CHIANG SANG SEM

Changes in Sub. S-hldr's Int (Section 138 of CA 2016) BONIA CORPORATION BERHAD Particulars of substantial Securities Holder Name MR CHIANG SANG SEM Nationality/Country of incorporation Malaysia Descriptions (Class) Ordinary shares Details of changes No Date of change No of securities Type of Transaction Nature of Interest 1 18 Sep 2026 16,000 Acquired Direct Interest Name of registered holder Chiang Sang Sem Description of "Others" Type of Transaction 2 21 Sep 2026 17,000 Acquired Direct Interest Name of registered holder Chiang Sang Sem Description of "Others" Type of Transaction Circumstances by reason of which change has occurred Acquisition of Ordinary Shares Nature of interest Direct Interest Direct (units) 25,821,728 Direct (%) 12.847 Indirect/deemed interest (units) 105,942,695 Indirect/deemed interest (%) 52.709 Total no of securities after change 131,764,423 Date of notice 22 Sep 2026 Date notice received by Listed Issuer 22 Sep 2026 Announcement Info Company Name BONIA CORPORATION BERHAD Stock Name BONIA Date Announced 22 Sep 2026 Category Change in the Interest of Substantial Shareholder Pursuant to Section 138 of CA 2016 Reference Number CS2-21092026-00128